In a large bowl, combine the flour and salt.
Rub the butter into the flour until you get the consistency of breadcrumbs.
Mix the milk, egg and yeast.
Pour the milk mixture into the dry ingredients and mix well, bringing it into a dough.
Turn the dough out onto a floured surface, and knead for about 5 minutes.
Place into a clean glass bowl and cover with clingfilm.
Allow to rise for 1 hour. Start 60min timer
Knock back the dough and knead for a minute.
Divide the dough into 21 pieces.
Make 21 balls of dough with the pieces.
Arrange the dough on a pizza tray or round cake tin. Start with one ball in the middle, surrounded by 7 balls and then finally finishes off with a third row.
Cover with a cloth and allow to prove for 1 hour. Start 60min timer
Preheat oven to 200ºC
Prepare an egg wash, by beating together and egg and a dash of milk. Brush this over the rolls. Top with your preferred topping.
Bake for 15 to 20 minutes until golden and baked through. Start 15min timer